qbenchmarktimemeasurers_p.h

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// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

#ifndef QBENCHMARKTIMEMEASURERS_P_H

#define QBENCHMARKTIMEMEASURERS_P_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#include <QtTest/private/qbenchmarkmeasurement_p.h>

#include <QtCore/qelapsedtimer.h>

#include <QtTest/private/cycle_include_p.h>

QT_BEGIN_NAMESPACE

class QBenchmarkTimeMeasurer : public QBenchmarkMeasurerBase

public:

    void start() override;

    void updateMeasurement() override;

    QList<Measurement> stop() override;

    bool isMeasurementAccepted(Measurement measurement) override;

    int adjustIterationCount(int sugestion) override;

    int adjustMedianCount(int suggestion) override;

    bool needsWarmupIteration() override;

private:

    QElapsedTimer time;

};

#ifdef HAVE_TICK_COUNTER // defined in 3rdparty/cycle/cycle_p.h

class QBenchmarkTickMeasurer : public QBenchmarkMeasurerBase

public:

    void start() override;

    void updateMeasurement() override;

    QList<Measurement> stop() override;

    bool isMeasurementAccepted(Measurement measurement) override;

    int adjustIterationCount(int) override;

    int adjustMedianCount(int suggestion) override;

    bool needsWarmupIteration() override;

private:

    CycleCounterTicks startTicks;

};

#endif // HAVE_TICK_COUNTER

QT_END_NAMESPACE

#endif // QBENCHMARKTIMEMEASURERS_P_H